Please share your existing website link and lists of changes which you are looking for so that I can get you an estimated time and budget on it.
I come across these technologies and I am sure I can do a great job:
1. Core PHP applications
2. Cake PHP, Laravel, Zend. Joomla, Codeigniter.
3. Drupal, Magento, Shopify and WordPress CMS.
4. HTML/CSS, Bootstrap, HTML
5, jQuery, Ajax
Please get back to me on chat so that we can discuss in details.
I am online right now.
Cheers,
Pradeep K.